45261820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 101243520

約数和(自身を除く): 55981700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 340, 478, 557, 956, 1114, 1195, 2228, 2390, 2785, 4063, 4780, 5570, 8126, 9469, 11140, 16252, 18938, 20315, 37876, 40630, 47345, 81260, 94690, 133123, 189380, 266246, 532492, 665615, 1331230, 2263091, 2662460, 4526182, 9052364, 11315455, 22630910, 45261820]

約数ペア:

[(1, 45261820), (2, 22630910), (4, 11315455), (5, 9052364), (10, 4526182), (17, 2662460), (20, 2263091), (34, 1331230), (68, 665615), (85, 532492), (170, 266246), (239, 189380), (340, 133123), (478, 94690), (557, 81260), (956, 47345), (1114, 40630), (1195, 37876), (2228, 20315), (2390, 18938), (2785, 16252), (4063, 11140), (4780, 9469), (5570, 8126)]